etorrent 是一个用Erlang语言开发的Bittorrent客户端，当前支持的 BEP：
BEP 03 - The BitTorrent Protocol Specification.
BEP 04 - Known Number Allocations.
BEP 05 - DHT Protocol
BEP 10 - Extension Protocol
BEP 12 - Multitracker Metadata Extension.
BEP 15 - UDP Tracker Protocol
BEP 23 - Tracker Returns Compact Peer Lists.
